/* ===== DESIGN TOKENS ===== */
:root {
  /* Primary Palette */
  --primary-dark: #0a1628;
  --primary: #1a3a6b;
  --primary-mid: #2a5298;
  --primary-light: #3b7ddd;
  --primary-lighter: #5a9cf5;
  --primary-ghost: #e8f0fe;

  /* Neutrals */
  --white: #ffffff;
  --off-white: #f8f9fc;
  --light-grey: #edf0f5;
  --mid-grey: #c5ccd6;
  --grey: #8892a0;
  --dark-grey: #4a5568;
  --charcoal: #2d3748;
  --near-black: #1a202c;

  /* Accents */
  --accent-gold: #d4a853;
  --accent-teal: #38b2ac;
  --success: #48bb78;
  --danger: #fc8181;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 4px 14px rgba(0,0,0,.1);
  --shadow-lg: 0 10px 40px rgba(0,0,0,.12);
  --shadow-xl: 0 20px 60px rgba(0,0,0,.18);
  --shadow-blue: 0 8px 30px rgba(26,58,107,.25);

  /* Typography */
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Open Sans', sans-serif;

  /* Spacing */
  --section-pad: 100px 0;
  --container-width: 1200px;

  /* Transitions */
  --transition-fast: .2s ease;
  --transition-mid: .35s ease;
  --transition-slow: .6s ease;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 50%;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-body);
  color: var(--charcoal);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: color var(--transition-fast); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button { cursor: pointer; border: none; font-family: var(--font-body); }

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== UTILITY CLASSES ===== */
.section-label {
  font-family: var(--font-heading);
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--primary-light);
  margin-bottom: 10px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--primary-dark);
  line-height: 1.2;
  margin-bottom: 18px;
}

.section-subtitle {
  font-size: 1.08rem;
  color: var(--grey);
  max-width: 640px;
  margin: 0 auto 50px;
}

.text-center { text-align: center; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 34px;
  border-radius: 50px;
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: .3px;
  transition: all var(--transition-mid);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.2) 50%, transparent 70%);
  transform: translateX(-100%);
  transition: transform .5s;
}
.btn:hover::after { transform: translateX(100%); }

.btn-primary {
  background: linear-gradient(135deg, var(--primary-mid), var(--primary-light));
  color: var(--white);
  box-shadow: var(--shadow-blue);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 35px rgba(26,58,107,.35);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,.5);
}
.btn-outline:hover {
  background: var(--white);
  color: var(--primary);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--white);
  color: var(--primary);
  box-shadow: var(--shadow-md);
}
.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-gold {
  background: linear-gradient(135deg, var(--accent-gold), #e8c06a);
  color: var(--primary-dark);
  box-shadow: 0 6px 20px rgba(212,168,83,.3);
}
.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(212,168,83,.4);
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 18px 0;
  transition: all var(--transition-mid);
}

.navbar.scrolled {
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(16px);
  box-shadow: 0 2px 20px rgba(0,0,0,.08);
  padding: 10px 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--white);
  transition: color var(--transition-fast);
}

.navbar.scrolled .nav-logo { color: var(--primary-dark); }

.nav-logo .logo-img {
  width: 50px;
  height: 50px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  transition: transform var(--transition-fast);
}

.nav-logo:hover .logo-img {
  transform: scale(1.05);
}

.nav-logo span { color: var(--accent-gold); }
.navbar.scrolled .nav-logo span { color: var(--primary-light); }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  padding: 8px 18px;
  border-radius: 50px;
  font-weight: 500;
  font-size: .92rem;
  color: rgba(255,255,255,.85);
  transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--white);
  background: rgba(255,255,255,.15);
}

.navbar.scrolled .nav-link {
  color: var(--dark-grey);
}
.navbar.scrolled .nav-link:hover,
.navbar.scrolled .nav-link.active {
  color: var(--primary);
  background: var(--primary-ghost);
}

.nav-cta {
  margin-left: 12px;
  padding: 10px 26px;
  background: linear-gradient(135deg, var(--primary-mid), var(--primary-light));
  color: var(--white) !important;
  border-radius: 50px;
  font-weight: 600;
  font-size: .88rem;
  box-shadow: var(--shadow-blue);
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(26,58,107,.35);
  background: linear-gradient(135deg, var(--primary-light), var(--primary-mid)) !important;
  color: var(--white) !important;
}

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 6px;
  z-index: 1001;
}
.nav-toggle span {
  width: 26px;
  height: 2.5px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition-mid);
}
.navbar.scrolled .nav-toggle span { background: var(--primary-dark); }

.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ===== HERO SECTION ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-slideshow {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(.4);
  transform: scale(1.05);
  animation: heroZoom 12s ease-in-out infinite alternate;
}

@keyframes heroZoom {
  from { transform: scale(1.05); }
  to { transform: scale(1.15); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10,22,40,.85) 0%, rgba(26,58,107,.6) 50%, rgba(42,82,152,.4) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 750px;
  padding: 0 24px;
  margin: 0 auto;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 50px;
  margin-bottom: 28px;
  font-size: .82rem;
  font-weight: 500;
  color: var(--accent-gold);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  animation: fadeInDown .8s ease .3s both;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 5.5vw, 3.6rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 22px;
  animation: fadeInDown .8s ease .5s both;
}
.hero h1 .highlight {
  background: linear-gradient(90deg, var(--accent-gold), #f0d78c);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  color: rgba(255,255,255,.8);
  margin-bottom: 36px;
  line-height: 1.75;
  animation: fadeInDown .8s ease .7s both;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInDown .8s ease .9s both;
}

/* Slideshow indicators */
.slide-indicators {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: 10px;
}

.slide-indicator {
  width: 40px;
  height: 4px;
  background: rgba(255,255,255,.3);
  border-radius: 2px;
  cursor: pointer;
  transition: all var(--transition-mid);
}
.slide-indicator.active {
  background: var(--accent-gold);
  width: 60px;
}

/* Scroll indicator */
.scroll-hint {
  position: absolute;
  bottom: 90px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: bounce 2s infinite;
}
.scroll-hint span {
  font-size: .72rem;
  color: rgba(255,255,255,.5);
  text-transform: uppercase;
  letter-spacing: 2px;
}
.scroll-hint .mouse {
  width: 24px;
  height: 38px;
  border: 2px solid rgba(255,255,255,.4);
  border-radius: 12px;
  position: relative;
}
.scroll-hint .mouse::after {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 8px;
  background: rgba(255,255,255,.6);
  border-radius: 2px;
  animation: scrollWheel 2s infinite;
}

@keyframes scrollWheel {
  0% { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(12px); }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-8px); }
  60% { transform: translateX(-50%) translateY(-4px); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-25px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== HIGHLIGHTS STRIP ===== */
.highlights {
  position: relative;
  z-index: 5;
  margin-top: -60px;
  padding: 0 24px;
  margin-bottom: 40px;
}

.highlights-grid {
  max-width: var(--container-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.highlight-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 36px 30px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-mid);
  position: relative;
  overflow: hidden;
}

.highlight-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-light), var(--accent-gold));
  transform: scaleX(0);
  transition: transform var(--transition-mid);
}
.highlight-card:hover::before { transform: scaleX(1); }
.highlight-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); }

.highlight-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: var(--primary-ghost);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  font-size: 1.6rem;
  transition: all var(--transition-mid);
}
.highlight-card:hover .highlight-icon {
  background: linear-gradient(135deg, var(--primary-mid), var(--primary-light));
  transform: scale(1.1);
}
.highlight-card:hover .highlight-icon svg { stroke: var(--white); }

.highlight-icon svg {
  width: 28px; height: 28px;
  stroke: var(--primary-light);
  stroke-width: 2;
  fill: none;
}

.highlight-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 8px;
}
.highlight-card p {
  font-size: .9rem;
  color: var(--grey);
  line-height: 1.6;
}

/* ===== PRODUCTS ===== */
.products { padding: var(--section-pad); background: var(--off-white); }

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-mid);
  position: relative;
  group: true;
}
.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.product-img {
  position: relative;
  height: 260px;
  overflow: hidden;
}
.product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.product-card:hover .product-img img { transform: scale(1.08); }

.product-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,22,40,.7) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-mid);
  display: flex;
  align-items: flex-end;
  padding: 20px;
}
.product-card:hover .product-overlay { opacity: 1; }

.product-overlay .btn {
  padding: 10px 22px;
  font-size: .85rem;
  width: 100%;
  justify-content: center;
}

.product-body {
  padding: 24px;
}
.product-body h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 8px;
}
.product-body p {
  font-size: .9rem;
  color: var(--grey);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 5px 14px;
  background: linear-gradient(135deg, var(--primary-mid), var(--primary-light));
  color: var(--white);
  font-size: .75rem;
  font-weight: 600;
  border-radius: 50px;
  letter-spacing: .5px;
  z-index: 2;
}

/* ===== ABOUT ===== */
.about { padding: var(--section-pad); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}
.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 400px;
}

.about-image-badge {
  position: absolute;
  bottom: 24px;
  right: 24px;
  background: linear-gradient(135deg, var(--primary-mid), var(--primary-light));
  color: var(--white);
  padding: 18px 24px;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-lg);
}
.about-image-badge .number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
}
.about-image-badge .label {
  font-size: .8rem;
  opacity: .85;
  margin-top: 4px;
}

.about-text h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 700;
  color: var(--primary-dark);
  line-height: 1.2;
  margin-bottom: 20px;
}
.about-text p {
  color: var(--dark-grey);
  margin-bottom: 18px;
  line-height: 1.8;
}

.about-values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 30px;
}

.about-value {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--off-white);
  border-radius: var(--radius-sm);
  transition: all var(--transition-mid);
}
.about-value:hover {
  background: var(--primary-ghost);
  transform: translateX(4px);
}
.about-value .icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--primary-mid), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: .9rem;
  flex-shrink: 0;
}
.about-value span {
  font-weight: 600;
  font-size: .92rem;
  color: var(--primary-dark);
}

/* ===== VISION / MISSION / CSR ===== */
.vmc { padding: 80px 0 100px; background: var(--off-white); }

.vmc-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.vmc-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 40px 32px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-mid);
  position: relative;
  overflow: hidden;
}
.vmc-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-light), var(--accent-gold));
  transform: scaleX(0);
  transition: transform var(--transition-mid);
  transform-origin: left;
}
.vmc-card:hover::after { transform: scaleX(1); }
.vmc-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.vmc-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--primary-ghost);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
  transition: all var(--transition-mid);
}
.vmc-card:hover .vmc-icon {
  background: linear-gradient(135deg, var(--primary-mid), var(--primary-light));
  transform: scale(1.08);
}

.vmc-card h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 14px;
}
.vmc-card p {
  font-size: .93rem;
  color: var(--dark-grey);
  line-height: 1.75;
}

/* ===== PRODUCTS DETAIL ===== */
.products-detail { padding: var(--section-pad); }

.product-detail-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
  margin-bottom: 80px;
}
.product-detail-row:nth-child(even) { direction: rtl; }
.product-detail-row:nth-child(even) > * { direction: ltr; }

.product-detail-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}
.product-detail-img img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.product-detail-img:hover img { transform: scale(1.04); }

.product-detail-info h3 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 16px;
}
.product-detail-info p {
  color: var(--dark-grey);
  line-height: 1.8;
  margin-bottom: 24px;
}

.product-features {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 26px;
}
.product-feature {
  padding: 6px 16px;
  background: var(--primary-ghost);
  color: var(--primary);
  font-size: .82rem;
  font-weight: 600;
  border-radius: 50px;
}

/* ===== INQUIRY FORM ===== */
.inquiry { padding: var(--section-pad); background: var(--off-white); }

.inquiry-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 50px;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.inquiry-info {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  color: var(--white);
  padding: 50px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.inquiry-info h3 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 16px;
}
.inquiry-info p {
  opacity: .85;
  line-height: 1.75;
  margin-bottom: 30px;
}
.inquiry-info-item {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}
.inquiry-info-item .icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}
.inquiry-info-item span { font-size: .92rem; opacity: .9; }

.inquiry-form {
  padding: 50px 40px;
}
.inquiry-form h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 30px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group {
  display: flex;
  flex-direction: column;
}
.form-group.full { grid-column: 1 / -1; }

.form-group label {
  font-size: .85rem;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 1.5px solid var(--light-grey);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: .95rem;
  color: var(--charcoal);
  background: var(--off-white);
  transition: all var(--transition-fast);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary-light);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(59,125,221,.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  margin-top: 10px;
}

/* ===== CONTACT ===== */
.contact { padding: var(--section-pad); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 40px;
}

.contact-cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-card {
  background: var(--off-white);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  display: flex;
  gap: 18px;
  transition: all var(--transition-mid);
}
.contact-card:hover {
  background: var(--primary-ghost);
  transform: translateX(4px);
}

.contact-card .icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary-mid), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-card h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 6px;
}
.contact-card p,
.contact-card a {
  font-size: .9rem;
  color: var(--grey);
  line-height: 1.65;
}

.contact-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  min-height: 400px;
}
.contact-map iframe {
  width: 100%;
  height: 100%;
  min-height: 400px;
  border: none;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,.75);
  padding: 70px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}

.footer-brand .nav-logo {
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: .9rem;
  line-height: 1.75;
  margin-bottom: 20px;
}

.footer-socials {
  display: flex;
  gap: 10px;
}
.footer-social {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.7);
  font-size: .9rem;
  transition: all var(--transition-fast);
}
.footer-social:hover {
  background: var(--primary-light);
  color: var(--white);
  transform: translateY(-3px);
}

.footer h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 20px;
}

.footer-links li { margin-bottom: 10px; }
.footer-links a {
  font-size: .88rem;
  color: rgba(255,255,255,.6);
  transition: all var(--transition-fast);
}
.footer-links a:hover {
  color: var(--accent-gold);
  padding-left: 6px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  font-size: .88rem;
}
.footer-contact-item .icon {
  color: var(--accent-gold);
  margin-top: 3px;
  flex-shrink: 0;
}

.footer-bottom {
  padding: 22px 0;
  margin-top: 20px;
  text-align: center;
  font-size: .82rem;
  color: rgba(255,255,255,.4);
}

/* ===== WHATSAPP BUTTON ===== */
.whatsapp-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 60px;
  height: 60px;
  background: #25d366;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.6rem;
  box-shadow: 0 6px 20px rgba(37,211,102,.4);
  z-index: 999;
  transition: all var(--transition-mid);
  animation: whatsappPulse 2s infinite;
}
.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 30px rgba(37,211,102,.5);
}

@keyframes whatsappPulse {
  0% { box-shadow: 0 0 0 0 rgba(37,211,102,.5); }
  70% { box-shadow: 0 0 0 15px rgba(37,211,102,0); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
.stagger-children > *:nth-child(1) { transition-delay: .1s; }
.stagger-children > *:nth-child(2) { transition-delay: .2s; }
.stagger-children > *:nth-child(3) { transition-delay: .3s; }
.stagger-children > *:nth-child(4) { transition-delay: .4s; }

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed;
  bottom: 100px;
  right: 28px;
  width: 44px;
  height: 44px;
  background: var(--primary-mid);
  color: var(--white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: all var(--transition-mid);
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--primary-light);
  transform: translateY(-3px);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .about-grid,
  .product-detail-row,
  .inquiry-wrapper,
  .contact-grid { grid-template-columns: 1fr; }

  .product-detail-row:nth-child(even) { direction: ltr; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .vmc-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  :root { --section-pad: 70px 0; }

  .nav-menu {
    position: fixed;
    top: 0; right: -100%;
    width: 85%;
    max-width: 360px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    padding: 100px 30px 40px;
    box-shadow: -10px 0 40px rgba(0,0,0,.15);
    transition: right var(--transition-mid);
    gap: 6px;
    align-items: stretch;
  }
  .nav-menu.open { right: 0; }

  .nav-link {
    color: var(--charcoal) !important;
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    font-size: 1rem;
  }
  .nav-link:hover,
  .nav-link.active {
    background: var(--primary-ghost) !important;
    color: var(--primary) !important;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 10px;
    text-align: center;
    justify-content: center;
    display: flex;
  }

  .nav-toggle { display: flex; }

  .highlights-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .about-values { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }

  .hero h1 { font-size: 1.8rem; }
  .hero p { font-size: 1rem; }

  .inquiry-info { padding: 36px 28px; }
  .inquiry-form { padding: 36px 28px; }

  .scroll-hint { display: none; }
}

@media (max-width: 480px) {
  .hero-buttons { flex-direction: column; align-items: center; }
  .btn { width: 100%; justify-content: center; }
  .highlight-card { padding: 28px 22px; }
  .product-detail-img img { height: 240px; }
}

/* Mobile menu overlay */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.4);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-mid);
}
.nav-overlay.open {
  opacity: 1;
  pointer-events: all;
}